gource --seconds-per-day 0.5 --auto-skip-seconds 0.5 \
          --title "Skeleton C++ game" --multi-sampling \
          --output-framerate 60 --highlight-all-users --key \
          -1920x1080 --stop-at-end --output-ppm-stream - \
| ffmpeg -y -r 60 -f image2pipe -vcodec ppm -i - -vcodec libvpx -b 10000K skeleton-cpp-game.webm
